Level 3
Ivory had some mangosteen and apple face masks. 13 of them were mangosteen. She gave away 12 of the mangosteen face masks and 14 of the apple face masks. In the end, she had 16 mangosteen and apple face masks altogether. How many apple face masks did Ivory have at first?
Level 3
In a kiosk, some toy planes and water guns were on sale. 15 of the items were toy planes. 13 of the toy planes and 92 water guns were sold. There were 16 of the items left in the kiosk. How many toy planes and water guns were there in the kiosk at first?
Level 3
Samantha had twice as many pens as notebooks at first. She removed 4 pens and 3 notebooks each time. In the end, there were 18 pens and 1 notebook left. How many pens and notebooks did Samantha have at first?
Level 3
Gwen had some Chinese and English novels. She sold 13 of her Chinese novels and 14 of her English novels. 78 of the books sold were Chinese books. What fraction of the novels did Gwen sell?
Level 3
One eating house bought 168 kg of beef and mutton. 13 of the beef and 45 of the mutton were sold. The amount of mutton sold was 12 kg more than the amount of beef sold.
